Inventor
WILFONG RUDY B
US8 patents
⚠️ This page may combine multiple inventors who share the name “WILFONG RUDY B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FIRST SALES LLC
4 patentsUS9625042B2Apr 18, 2017
Fluid additive control valve
FIRST SALES LLC6 citations82
US10563779B2Feb 18, 2020
Fluid additive control valve
FIRST SALES LLC1 citations71
US10006551B2Jun 26, 2018
Fluid additive control valve
FIRST SALES LLC3 citations71
US11226046B2Jan 18, 2022
Fluid additive control valve
FIRST SALES LLC0 citations60
CHEMICAL ENGINEERING CORP
3 patentsUS6206042B1Mar 27, 2001
Modular control apparatus for water treatment system
CHEMICAL ENGINEERING CORP72 citations90
US6379630B1Apr 30, 2002
Salt grid for water softening system brine tank
CHEMICAL ENGINEERING CORP10 citations71
US5951855ASep 14, 1999
Filter and hydraulic mixing assembly for water treatment
CHEMICAL ENGINEERING CORP0 citations37